import axios from 'axios';
//import router from '@/router';
const http = axios.create({
  baseURL: '',
  timeout: 30000
});

// request 拦截器
http.interceptors.request.use(
  config => {
    // const token = localStorage.token;
    // if (token) {
    //   config.headers = Object.assign(config.headers || {}, {
    //     Authorization: token
    //   });
    // } else {
    //   router.replace({
    //     path: '',
    //     query: {
    //       redirect: router.currentRoute.fullPath
    //     }
    //   });
    // }
    return config;
  },
  error => {
    return Promise.reject(error);
  }
);

http.interceptors.response.use(
  res => {
    const response = res.data;
    if (response.code === 0) {
      return Promise.resolve(response);
    }  else {
      throw response.message;
    }
  },
  error => {
    if (error && error.response) {
      switch (error.response.status) {
        case 400:
          error.message = '请求错误(400)';
          break;
        case 401:
          error.message = '未授权，请重新登录(401)';
          break;
        case 403:
          error.message = '拒绝访问(403)';
          break;
        case 404:
          error.message = '请求出错(404)';
          break;
        case 408:
          error.message = '请求超时(408)';
          break;
        case 500:
          error.message = '服务器错误(500)';
          break;
        case 501:
          error.message = '服务未实现(501)';
          break;
        case 502:
          error.message = '网络错误(502)';
          break;
        case 503:
          error.message = '服务不可用(503)';
          break;
        case 504:
          error.message = '网络超时(504)';
          break;
        case 505:
          error.message = 'HTTP版本不受支持(505)';
          break;
        default:
          error.message = `连接出错(${error.response.status})!`;
      }
    } else {
      console.error(error);
      error.message = '连接服务器失败!';
    }
    return Promise.reject(error);
  }
);

export default http;
